If = ^ -1 ( 3 5 ), = ^ -1 ( 1 3 ), where 0 < , < 2 , then α − β is equal to:

JEE Main 2019 Mathematics question

If , , where , then α − β is equal to:

Answer: (B)

\tan^{-1}$43 - 13 = = =

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Question ID VK-009293